Come and see our amazing products. Our wearable neckband fan are made of Eco-friendly ABS and silicone, soft, durable and quiet. Being designed as a headphone style to free your hands anywhere in hot weather.2400mAhcapacity batteries provide 6-8 working hours duration (depending on different speeds). sending the wind without clogging your hands by simply placing it on your neck. Designed without wings, it can be used safely by children and the elderly. The ideal for personal cooling, office, outdoor activities, such as camping, trips, hiking, climbing and watching sports etc. Your logo is welcome. Pls confirm further with us if any query about packing info, inventory status and time schedule.